7/16-20 x 1 1/4 Grade 5 Hex Cap Screw Plain Domestic USA (550)

5/8-11 x 3 Socket Cap Screw 18-8 (A2) Stainless Steel

1 1/4-7 x 9 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (6)

9/16-18 x 4 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

9/16-12 x 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) 5/8-11 Button Socket Cap Screws Alloy 7/16-20 x 1 1/4 Grade9 16 12 x 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) . Grade 5 Hex Cap Screws are manufactured in the USA from medium carbon steel. Our Grade 5 material meets or exceeds SAE J429 Grade 5 specifications. All products are manufactured with rolled threads. Typical hardness on diameters 1 4 to 1 inch is HRC 25 34. On diameters over 1 inch to 1 1 2 hardness will range from HRC 19 30. Tensile strength for diameters 1 4 to 1 inch is a minimum of